CN108822464A - A kind of floor and preparation method thereof containing thermally conductive PVC composite material - Google Patents
A kind of floor and preparation method thereof containing thermally conductive PVC composite material Download PDFInfo
- Publication number
- CN108822464A CN108822464A CN201810807197.8A CN201810807197A CN108822464A CN 108822464 A CN108822464 A CN 108822464A CN 201810807197 A CN201810807197 A CN 201810807197A CN 108822464 A CN108822464 A CN 108822464A
- Authority
- CN
- China
- Prior art keywords
- parts
- thermally conductive
- composite material
- pvc composite
- floor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/041—Carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Floor Finish (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of floor containing thermally conductive PVC composite material, the component including following parts by weight：15-30 parts of acetylene, 12-20 parts of hydrogen chloride, 15-20 parts of lye, 5-20 parts of Baji-tube, 5-15 parts of thermal conducting material, 5-20 parts of initiator, 2-8 parts of stabilizer, 5-20 parts of plasticizer and 1-6 parts of lubricant, preparation method includes the following steps：S1. the preparation of component：Acetylene and hydrogen chloride are put into reactor and carry out addition reaction, generates vinyl chloride；S2. lye 15-20 parts will be added in vinyl chloride obtained in S1 to react in the reactor, after 15-20 minutes, be put into 5-20 parts of progress polymerization reactions of initiator by causing slot, polymerization generates polyvinyl chloride.The present invention be it is not thermally conductive to solve existing composite floor board, cold snap is not kept the temperature and a kind of floor and preparation method thereof containing thermally conductive PVC composite material for proposing.
Description
Technical field
The present invention relates to PVC technical field of composite materials more particularly to a kind of floor containing thermally conductive PVC composite material and its
Preparation method.
Background technique
Currently, common composite floor board is that solid wood is compound or three-ply board is compound, it is that wood materials moisture-sensitive is not resistant to water, does not lead
Heat, while wood floors maintenance cost is high, maintenance practices is complicated, cannot be widely applied to adverse circumstances；And marble and ceramic tile
Floor heat-proof quality is strong, therefore weather cold is not thermally conductive does not keep the temperature, and doing floor makes indoor cold.Nowadays, in building material market more
PVC composite material more to apply gets the nod, have may modify, high-intensitive and resistance to climate variability and excellent steady
It is qualitative to be gradually used widely.
Summary of the invention
The purpose of the present invention is to solve existing wood floors moisture-sensitive not resistant to water and marble and tile floor every
Heat is not strong thermally conductive and does not keep the temperature, and reduces environment temperature, and one kind that extremely cold weather cannot keep room temperature and propose contains thermally conductive PVC
The floor of composite material, with thermally conductive, resistance to climate variability and excellent stability.It is a kind of containing leading the invention reside in providing
The preparation method on the floor of hot PVC composite material, preparation method simple process, convenient operation and control, quality are stable and produce
It is high-efficient, can large-scale industrial production, installation application program is simple and fast, and can be repeatedly convenient for installing and removing at any time
It uses, saves economic cost, can be widely applied.
To achieve the goals above, present invention employs following technical solutions：
A kind of floor containing thermally conductive PVC composite material, the component including following parts by weight：15-30 parts of acetylene, hydrogen chloride
12-20 parts, 15-20 parts of lye, 5-20 parts of Baji-tube, 5-15 parts of thermal conducting material, 5-20 parts of initiator, 2-8 parts of stabilizer, plasticising
5-20 parts of agent and lubricant 1-6.
Preferably, the Baji-tube is zigzag and armchair carbon nanotubes.
Preferably, the thermal conducting material is boron nitride, magnesia and aluminium oxide, and its ratio be 2:1:1.
Preferably, the initiator is ammonium persulfate or potassium peroxydisulfate.
Preferably, the plasticizer is DOP and DBP, and when DOP and DBP balanced constant proportion is 1: 1 product stretching it is strong
Degree and elongation at break are most ideal.
A kind of preparation method on the floor containing thermally conductive PVC composite material, includes the following steps：
S1. the preparation of component：Acetylene and hydrogen chloride are put into reactor and carry out addition reaction, generates vinyl chloride；
S2. lye 15-20 parts will be added in vinyl chloride obtained in S1 to react in the reactor, after 15-20 minutes,
5-20 parts of progress polymerization reactions of initiator are put by causing slot, polymerization generates polyvinyl chloride；
S3. by 15-30 parts and vinyl chloride 12-20 parts addition melting machine of polyvinyl chloride obtained in S2, temperature 65-95
DEG C, revolving speed is 120-220 revs/min, is stirred 15-45 minutes, and copolymer A is made；
S4. 5-20 parts of plasticizer are added in melting machine with copolymer A, temperature is set as 40-70 DEG C, time 60-120
Minute, melting glue B is then made；
S5. melting glue B is put into reactor, is added stabilizer 2-8 parts, temperature is 45-65 DEG C, is stirred evenly, and is formed altogether
Mixed object C；
S6. blend C is added lubricant 1-6 parts, is stirred evenly in blender, so that PVC softwood is filled with additive
Divide fusion, form PVC softwood D, is 0.44-0.48mm2/s, thermal conductivity by the thermal diffusion coefficient that adjuster controls flexible PVC
For 0.63-0.68W/ (MK)；
S7. in high-speed mixer by temperature setting be 60-90 DEG C, high-speed stirred 40-90 minutes, by 5-20 parts of Baji-tube
It is stirred evenly in 5-15 parts of addition PVC softwood D of thermal conducting material, is formed and contain thermally conductive PVC composite material；
S8. prepared by template：Compression moulding in template machine is put by thermally conductive PVC composite material is contained obtained in S5；
S9. the plate of compression moulding is put into module cutter, according to required size dimension, cutting is blocking, and floor is made
Block.
Beneficial effect of the present invention：Floor produced by the present invention containing thermally conductive PVC composite material has thermally conductive, heat preservation, gasproof
Marquis's variability and excellent stability substantially increase the service life on floor, and material environmental protection, compression performance and toughness are strong,
Processing performance is excellent, excellent combination property.The invention reside in provide a kind of preparation side on floor containing thermally conductive PVC composite material
Method, preparation method simple process, convenient operation and control, quality stabilization, high production efficiency, can large-scale industrial production application
Extensively.
Detailed description of the invention
Fig. 1 is a kind of three embodiments of the preparation method on the floor containing thermally conductive PVC composite material proposed by the present invention
As a result comparative diagram.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
Referring to Fig.1, the preparation method on a kind of floor containing thermally conductive PVC composite material proposed by the present invention, including following step
Suddenly：
S1. the preparation of component：Acetylene and hydrogen chloride are put into reactor and carry out addition reaction, generates vinyl chloride；
S2. 15 parts of lye will be added in vinyl chloride obtained in S1 to react in the reactor, after 15 minutes, is passed through
Cause slot and be put into 5 parts of progress polymerization reactions of initiator, polymerization generates polyvinyl chloride；
S3. by 15 parts of polyvinyl chloride obtained in S2 in 12 parts of addition melting machines of vinyl chloride, temperature is 65 DEG C, and revolving speed is
It 120 revs/min, stirs 15 minutes, copolymer A is made；
S4. 5 parts of plasticizer are added in melting machine with copolymer A, temperature is set as 40 DEG C, the time 60 minutes, then makes
At melting glue B；
S5. melting glue B is put into reactor, is added 2 parts of stabilizer, temperature is 45 DEG C, is stirred evenly, and blend C is formed；
S6. blend C is added 1 part of lubricant, is stirred evenly in blender, so that PVC softwood and additive are abundant
Fusion forms PVC softwood D, and the thermal diffusion coefficient that flexible PVC is controlled by adjuster is 0.44mm2/s, and thermal conductivity is
0.63W/(M·K)；
It S7. is 60 DEG C by temperature setting in high-speed mixer, high-speed stirred 40 minutes, by 5 parts of Baji-tube and thermal conductivity material
Expect to stir evenly in 5 parts of addition PVC softwood D, is formed and contain thermally conductive PVC composite material；
S8. prepared by template：Compression moulding in template machine is put by thermally conductive PVC composite material is contained obtained in S5；
S9. the plate of compression moulding is put into module cutter, according to required size dimension, cutting is blocking, and floor is made
Block.
Embodiment two
A kind of preparation method on floor containing thermally conductive PVC composite material proposed by the present invention, includes the following steps：
S1. the preparation of component：Acetylene and hydrogen chloride are put into reactor and carry out addition reaction, generates vinyl chloride；
S2. 18 parts of lye will be added in vinyl chloride obtained in S1 to react in the reactor, after 18 minutes, is passed through
Cause slot and be put into 15 parts of progress polymerization reactions of initiator, polymerization generates polyvinyl chloride；
S3. by 18 parts of polyvinyl chloride obtained in S2 in 18 parts of addition melting machines of vinyl chloride, temperature is 75 DEG C, and revolving speed is
It 200 revs/min, stirs 30 minutes, copolymer A is made；
S4. 15 parts of plasticizer are added in melting machine with copolymer A, temperature is set as 50 DEG C, the time 90 minutes, then makes
At melting glue B；
S5. melting glue B is put into reactor, is added 4 parts of stabilizer, temperature is 55 DEG C, is stirred evenly, and blend C is formed；
S6. blend C is added 4 parts of lubricant, is stirred evenly in blender, so that PVC softwood and additive are abundant
Fusion forms PVC softwood D, and the thermal diffusion coefficient that flexible PVC is controlled by adjuster is 0.46mm2/s, and thermal conductivity is
0.65W/(M·K)；
It S7. is 70 DEG C by temperature setting in high-speed mixer, high-speed stirred 60 minutes, by 15 parts of Baji-tube and thermal conductivity material
Expect to stir evenly in 10 parts of addition PVC softwood D, is formed and contain thermally conductive PVC composite material；
S8. prepared by template：Compression moulding in template machine is put by thermally conductive PVC composite material is contained obtained in S5；
S9. the plate of compression moulding is put into module cutter, according to required size dimension, cutting is blocking, and floor is made
Block.
Embodiment three
A kind of preparation method on floor containing thermally conductive PVC composite material proposed by the present invention, includes the following steps：
S1. the preparation of component：Acetylene and hydrogen chloride are put into reactor and carry out addition reaction, generates vinyl chloride；
S2. 20 parts of lye will be added in vinyl chloride obtained in S1 to react in the reactor, after 15-20 minutes, is led to
It crosses initiation slot and is put into 20 parts of progress polymerization reactions of initiator, polymerization generates polyvinyl chloride；
S3. by 30 parts of polyvinyl chloride obtained in S2 in 20 parts of addition melting machines of vinyl chloride, temperature is 95 DEG C, and revolving speed is
It 220 revs/min, stirs 45 minutes, copolymer A is made；
S4. 20 parts of plasticizer and copolymer A being added in melting machine, temperature is set as 70 DEG C, and the time 120 minutes, then
Melting glue B is made；
S5. melting glue B is put into reactor, is added 8 parts of stabilizer, temperature is 65 DEG C, is stirred evenly, and blend C is formed；
S6. blend C is added 6 parts of lubricant, is stirred evenly in blender, so that PVC softwood and additive are abundant
Fusion forms PVC softwood D, and the thermal diffusion coefficient that flexible PVC is controlled by adjuster is 0.46mm2/s, and thermal conductivity is
0.68W/(M·K)；
It S7. is 90 DEG C by temperature setting in high-speed mixer, high-speed stirred 90 minutes, by 20 parts of Baji-tube and thermal conductivity material
Expect to stir evenly in 15 parts of addition PVC softwood D, is formed and contain thermally conductive PVC composite material；
S8. prepared by template：Compression moulding in template machine is put by thermally conductive PVC composite material is contained obtained in S5；
S9. the plate of compression moulding is put into module cutter, according to required size dimension, cutting is blocking, and floor is made
Block.
It is compared and show that embodiment three is optimum production process scheme.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of floor containing thermally conductive PVC composite material, which is characterized in that the component including following parts by weight：Acetylene 15-30
Part, 12-20 parts of hydrogen chloride, 15-20 parts of lye, 5-20 parts of Baji-tube, 5-15 parts of thermal conducting material, 5-20 parts of initiator, stabilizer
2-8 parts, 5-20 parts of plasticizer and 1-6 parts of lubricant.
2. a kind of floor containing thermally conductive PVC composite material according to claim 1, which is characterized in that the Baji-tube is
Zigzag and armchair carbon nanotubes.
3. a kind of floor containing thermally conductive PVC composite material according to claim 1, which is characterized in that the thermal conducting material
For boron nitride, magnesia and aluminium oxide, its ratio be 2:1:1.
4. a kind of floor containing thermally conductive PVC composite material according to claim 1, which is characterized in that the initiator is
Ammonium persulfate or potassium peroxydisulfate.
5. a kind of floor containing thermally conductive PVC composite material according to claim 1, which is characterized in that the plasticizer is
DOP and DBP, and the tensile strength of product and elongation at break are most ideal when DOP and DBP balanced constant proportion is 1: 1.
6. a kind of preparation method on the floor containing thermally conductive PVC composite material, which is characterized in that include the following steps：
S1. the preparation of component：Acetylene and hydrogen chloride are put into reactor and carry out addition reaction, generates vinyl chloride；
S2. lye 15-20 parts will be added in vinyl chloride obtained in S1 to react in the reactor, after 15-20 minutes, pass through
Cause slot and be put into 5-20 parts of progress polymerization reactions of initiator, polymerization generates polyvinyl chloride；
S3. by 15-30 parts and vinyl chloride 12-20 parts addition melting machine of polyvinyl chloride obtained in S2, temperature is 65-95 DEG C,
Revolving speed is 120-220 revs/min, is stirred 15-45 minutes, and copolymer A is made；
S4. 5-20 parts of plasticizer and copolymer A being added in melting machine, temperature is set as 40-70 °C, time 60-120 minute,
Then melting glue B is made；
S5. melting glue B is put into reactor, is added stabilizer 2-8 parts, temperature is 45-65 DEG C, is stirred evenly, and blend is formed
C；
S6. blend C is added lubricant 1-6 parts, is stirred evenly in blender, so that PVC softwood sufficiently melts with additive
It closes, forms PVC softwood D, the thermal diffusion coefficient that flexible PVC is controlled by adjuster is 0.44-0.48mm2/s, and thermal conductivity is
0.63-0.68W/(M·K）；
S7. in high-speed mixer by temperature setting be 60-90 DEG C, high-speed stirred 40-90 minutes, by 5-20 parts of Baji-tube and heat
It leads in 5-15 parts of addition PVC softwood D of material and stirs evenly, formed and contain thermally conductive PVC composite material；
S8. prepared by template：Compression moulding in template machine is put by thermally conductive PVC composite material is contained obtained in S5；
S9. the plate of compression moulding is put into module cutter, according to required size dimension, cutting is blocking, and floorboard is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807197.8A CN108822464A (en) | 2018-07-21 | 2018-07-21 | A kind of floor and preparation method thereof containing thermally conductive PVC composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807197.8A CN108822464A (en) | 2018-07-21 | 2018-07-21 | A kind of floor and preparation method thereof containing thermally conductive PVC composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108822464A true CN108822464A (en) | 2018-11-16 |
Family
ID=64140776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810807197.8A Pending CN108822464A (en) | 2018-07-21 | 2018-07-21 | A kind of floor and preparation method thereof containing thermally conductive PVC composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108822464A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101508812A (en) * | 2009-03-24 | 2009-08-19 | 同济大学 | Process for producing high-strength high-ductility hard polyvinyl chloride |
| CN105331019A (en) * | 2015-11-29 | 2016-02-17 | 贵州开磷集团股份有限公司 | PVC floor and preparation method thereof |
-
2018
- 2018-07-21 CN CN201810807197.8A patent/CN108822464A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101508812A (en) * | 2009-03-24 | 2009-08-19 | 同济大学 | Process for producing high-strength high-ductility hard polyvinyl chloride |
| CN105331019A (en) * | 2015-11-29 | 2016-02-17 | 贵州开磷集团股份有限公司 | PVC floor and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 强涛涛: "《合成革化学品》", 31 July 2016, 中国轻工业出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102585378B (en) | High heat resistant glass fiber enhanced halogen-free flame retardant polypropylene and preparation method thereof | |
| CN109575473A (en) | The widely used heat preservation PVC board of one kind and its production method | |
| CN108822464A (en) | A kind of floor and preparation method thereof containing thermally conductive PVC composite material | |
| CN105086250A (en) | Waterproof anti-frothing wood-plastic composite material | |
| CN105542431B (en) | A kind of heat preserving and insulating material for 3D printing and preparation method thereof | |
| CN104130527B (en) | A kind of high tenacity PVC drain pipe material and its preparation method and application | |
| CN106046622B (en) | It is a kind of to be used to manufacture material of cable insulation and preparation method thereof | |
| CN107325515A (en) | It is a kind of for composite of computer housing and preparation method thereof | |
| CN107325428A (en) | A kind of PVC and preparation method thereof | |
| CN110511507B (en) | Polyvinyl chloride toughening modifier and preparation method thereof | |
| CN108676281A (en) | A method of preparing high-temperature wearable cross-linked polrvinyl chloride plank | |
| CN107686618A (en) | A kind of high-weatherability waterproof roll and its preparation technology | |
| CN104403241B (en) | Modification PVDF base material and preparation method thereof for solar cell backboard | |
| CN107236174A (en) | A kind of plastic greenhouse framework material and preparation method thereof | |
| CN108659409B (en) | High-temperature-resistant polyvinyl chloride resin and preparation method thereof | |
| CN104312048A (en) | PVC (polyvinyl chloride) board and production method thereof | |
| CN204282701U (en) | A kind of sound-absorbing fireproof decoration plate | |
| CN106147092A (en) | A kind of heat-proof chlorinated pvc material of power cable | |
| CN105273146A (en) | Wear-resistant noctilucent hard plastic | |
| CN105086270A (en) | High-toughness PVC (polyvinyl chloride) wood-plastic material | |
| CN109735304A (en) | A kind of assembled architecture silane-modified sealant and preparation method thereof | |
| CN106751193A (en) | A kind of calcium stearate PVC floor brick preparation method | |
| CN108586924A (en) | A kind of polypropylene composite for car door trim | |
| CN110172215A (en) | A kind of low combustion heat value polyvinyl chloride composite materials and preparation method thereof | |
| CN108084608A (en) | A kind of polyvinyl chloride cable sheath material containing graphene oxide |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |
|
| RJ01 | Rejection of invention patent application after publication |